Analysis and Design of Machine Elements

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Analysis and Design of Machine Elements

PDF Free Download | Analysis and Design of Machine Elements by Wei Jiang

Contents of Analysis and Design of Machine Elements

  • Part I Fundamentals of Design and Strength Analysis
  • An Overview of Machine Design
  • Introduction
  • Machines and Machine Elements
  • The Scope of Machine Design
  • Machine Design
  • Machine Design Considerations
  • Machine Design Process
  • Machine Element Design
  • Machine Element Design Considerations
  • Common Failure Modes in Machine Elements
  • Design Criteria
  • Strength Criteria
  • Rigidity Criteria
  • Life Criteria
  • Wear Criteria
  • Machine Element Design Process
  • Materials and Their Properties
  • Types of Materials
  • Steels and Alloys
  • Cast Irons and Cast Steels
  • Nonferrous Alloys
  • Polymers
  • Composite Materials
  • Material Properties
  • Heat Treatments
  • Material Selection
  • Unit Systems
  • Standards and Codes
  • References
  • Problems
  • Strength of Machine Elements
  • Fluctuating Loads and Stresses
  • Service Factors and Design Loads
  • Types of Loads
  • Types of Stresses
  • Static Stress
  • Completely Reversed Stress
  • Repeated Stress
  • Fluctuating Stress
  • Static Strength
  • Static Strength for Uniaxial Stresses
  • Static Strength for Combined Stresses
  • Maximum Shear Stress Theory
  • Maximum Distortion Energy Theory
  • Fatigue Strength
  • The Nature of Fatigue
  • Stress-Life Diagrams
  • Endurance Limit Diagrams
  • The Endurance Limit Diagram of a Material
  • The Endurance Limit Diagram of an Element
  • Fatigue Strength for Uniaxial Stresses with Constant Amplitude
  • Fatigue Strength for Uniaxial Stresses with Variable Amplitude
  • Linear Cumulative Damage Rule (Miner’s Rule)
  • Prediction of Cumulative Fatigue Damage
  • Fatigue Strength for Combined Stresses with Constant Amplitude
  • Measures to Improve Fatigue Strength
  • Examples of Strength Analyses
  • Contact Strength
  • Hertzian Contact Stresses
  • Surface Fatigue Failure
  • References
  • Problems
  • Part II Design Applications
  • Detachable Joints and Fastening Methods
  • Introduction
  • Applications, Characteristics and Structures
  • Selection of Fastening Methods
  • Screw Threads
  • Types of Screw Threads
  • Standards and Terminology
  • Threaded Fastening Methods
  • Types of Threaded Fastening Methods
  • Threaded Fasteners
  • Tightening Torque and Preloading
  • Fastener Loosening and Locking
  • Force Analysis of Multiply Bolted Joints
  • Multiply Bolted Joints Subjected to Symmetric Transverse Loads
  • Multiply Bolted Joints Subjected to a Torque
  • Multiply Bolted Joints Subjected to a Symmetric Axial Load
  • Multiply Bolted Joints Subjected to an Overturning Moment
  • Strength Analysis
  • Potential Failure Modes
  • Strength Analysis for Shear Bolts
  • Strength Analysis for Tension Bolts
  • Tension Bolts Subjected to Axial Loads Only
  • Preloaded Tension Bolts Subjected to Transverse Loads
  • Preloaded Tension Bolts Subjected to Combined Preload and Static Axial Loads
  • Preloaded Tension Bolts Subjected to Combined Preload and Variable Axial Loads
  • Measures to Improve Fatigue Strength of Bolted Joints
  • Design of Bolted Joints
  • Introduction
  • Materials and Allowable Stresses
  • Design Criteria
  • Design Procedure and Guidelines
  • Structural Design
  • Design Cases
  • References
  • Problems
  • Detachable Fastenings for Shaft and Hub
  • Keys
  • Applications, Characteristics and Structure
  • Types of Keys
  • Strength Analysis
  • Splines
  • Pins
  • References
  • Problems
  • Permanent Connections
  • Riveting
  • Applications, Characteristics and Structure
  • Types of Rivets
  • Strength Analysis
  • Design of Riveted Joints
  • Welding
  • Applications, Characteristics and Structure
  • Types of Welded Joints and Types of Welds
  • Strength Analysis
  • Butt Welds
  • Fillet Welds
  • Design of Welded Joints
  • Brazing, Soldering and Adhesive Bonding
  • Applications, Characteristics and Structure
  • Types of Adhesive and Their Selection
  • Analysis and Design of Adhesive Joints
  • References
  • Problems
  • Belt Drives
  • Introduction
  • Applications, Characteristics and Structures
  • Types of Belts
  • V-Belts
  • Terminology and Dimensions of V-Belts
  • Types of V-Belts
  • V-Belt Construction
  • Working Condition Analysis
  • Geometrical Relationships in Belt Drives
  • Force Analysis
  • Force Analysis of an Element of Belt
  • Relations Between Tight Tension F , Slack Tension F , Initial Tension F and
  • Effective Tension Fe
  • Critical or Maximum Effective Tension, Fec
  • Centrifugal Tension, Fc
  • Kinematic Analysis
  • Elastic Creep
  • Slippage of Belts
  • Speed Ratio
  • Stress Analysis
  • Potential Failure Modes
  • Power Transmission Capacities
  • The Maximum Effective Tension
  • Power Transmission Capacity of a Single V-Belt
  • The Basic Power Rating of a Single Standard V-Belt, P
  • The Actual Power Rating of a Single V-Belt, Pr
  • Design of Belt Drives
  • Introduction
  • Design Criteria
  • Design Procedure and Guidelines
  • Compute Design Power, Pca
  • Specify Suitable Belt Types
  • Determine the Sheave Size
  • Confirm the Centre Distance, a and Belt Datum Length, Ld
  • Compute the Number of Belts Required to Carry the Design Power
  • Decide Initial Tension, F
  • Compute the Force Acting on the Sheave Shaft, FQ
  • Design of V-Belt Sheaves
  • Design Cases
  • Installation and Maintenance
  • References
  • Problems
  • Chain Drives
  • Introduction
  • Applications, Characteristics and Structures
  • Types of Chains
  • Working Condition Analysis
  • Geometrical Relationships in Chain Drives
  • Kinematic Analysis
  • Speed Ratio
  • Angular Velocity Ratio
  • Chordal Action
  • Force Analysis
  • Tension in Tight Side
  • Tension in Slack Side
  • Dynamic Forces
  • Potential Failure Modes
  • Power Transmission Capacities
  • Limiting Power Curves
  • Actually Transmitted Power
  • Design of Chain Drives
  • Introduction
  • Materials
  • Design Criteria
  • Design Procedure and Guidelines
  • Tentatively Select the Number of Sprocket Teeth z and Speed Ratio i
  • Determine the Required Power Rating of a Single-Strand Chain, P
  • Select Types of Chain and Pitch, p
  • Determine the Centre Distance Between the Sprocket Shafts, a and Chain
  • Length, Lp
  • Select an Appropriate Lubrication According to the Speed of Chain
  • Forces Acting on the Shaft
  • Design Cases
  • Drive Layout, Tension and Lubrication
  • Drive Layout
  • Tensioning
  • Lubrication
  • References
  • Problems
  • Gear Drives
  • Introduction
  • Applications, Characteristics and Structures
  • Types of Gear Drives
  • Geometry and Terminology
  • Working Condition Analysis
  • Kinematic Analysis
  • Speed Ratio and Pitch Line Velocity
  • Contact Ratio
  • Design Loads
  • Potential Failure Modes
  • Strength Analysis for Spur Gears
  • Forces on Spur Gear Teeth
  • Tooth Surface Fatigue Strength Analysis
  • Hertz Formula
  • Contact Stress Calculation
  • Contact Strength Analysis
  • Tooth Bending Strength Analysis
  • Bending Stress Calculation
  • Bending Strength Analysis
  • Strength Analysis for Helical Gears
  • Geometry and Terminology
  • The Geometry of a Helical Gear
  • Contact Ratio
  • Virtual Number of Teeth
  • Forces on Helical Gear Teeth
  • Tooth Surface Fatigue Strength Analysis
  • Contact Stress Calculation
  • Contact Strength Analysis
  • Tooth Bending Strength Analysis
  • Bending Stress Calculation
  • Bending Strength Analysis
  • Strength Analysis for Bevel Gears
  • Geometry and Terminology
  • Forces on Straight Bevel Gear Teeth
  • Tooth Surface Fatigue Strength Analysis
  • Contact Stress Calculation
  • Contact Strength Analysis
  • Tooth Bending Strength Analysis
  • Bending Stress Calculation
  • Bending Strength Analysis
  • Design of Gear Drives
  • Introduction
  • Materials and Heat Treatments
  • Commonly Used Gear Materials
  • Heat Treatments
  • Gear Manufacturing and Quality
  • Allowable Stresses
  • Design Criteria
  • Design Procedure and Guidelines
  • Select Gear Type, Materials, Accuracy Grades, Heat Treatments and
  • Manufacturing Methods
  • Initial Selection of Design Variables
  • Design by Gear Strength
  • Geometrical Calculation
  • Design Cases
  • Structural Design of Gears
  • Lubrication and Efficiency
  • References
  • Problems
  • Wormgear Drives
  • Introduction
  • Applications, Characteristics and Structures
  • Types of Wormgear Drives
  • Cylindrical Wormgear Drives
  • Toroidal Wormgear Drives
  • Spiroid Wormgear Drives
  • Geometry and Terminology
  • Module m and Pressure Angle a
  • The Worm Diameter d and Worm Diameter Factor q
  • The Number of Threads of Worm z and the Number of Wormgear Teeth
  • Profile Shift Coefficient x
  • Centre Distance a
  • Working Condition Analysis
  • Kinematic Analysis
  • Speed Ratio i and Gear Ratio u
  • Sliding Velocity Analysis
  • Forces on Worm and Wormgear Teeth
  • Potential Failure Modes
  • Load Carrying Capacities
  • Tooth Surface Fatigue Strength Analysis
  • Tooth Bending Strength Analysis
  • Rigidity Analysis
  • Efficiency and Thermal Capacity
  • Efficiency of Wormgear Drives
  • Thermal Analysis
  • Design of Wormgear Drives
  • Introduction
  • Materials and Heat Treatments
  • Allowable Stresses
  • Allowable Contact Stresses
  • Allowable Bending Stresses
  • Design Criteria
  • Design Procedure and Guidelines
  • The Arrangement of Wormgear Drive and Selection of Accuracy Grade
  • Levels
  • The Selection of the Number of Worm Threads z and the Number of
  • Wormgear Teeth z
  • Design by Wormgear Strength
  • Design Cases
  • Structural Design of Wormgear Drives
  • Lubrication of Wormgear Drives
  • References
  • Problems
  • Shafts
  • Introduction
  • Applications, Characteristics and Structures
  • Types of Shafts
  • Working Condition Analysis
  • Force Analysis
  • Stress Analysis
  • Deflection and Rigidity
  • Rotating Shaft Dynamics
  • Potential Failure Modes
  • Load Carrying Capacities
  • Strength Analysis
  • Torsional Strength Analysis
  • Combination of Torsional and Bending Strength Analysis
  • Fatigue Strength Analysis
  • Static Strength Analysis
  • Rigidity Analysis
  • Bending Deflections and Slopes
  • Torsional Deflections
  • Critical Speed Analysis
  • Design of Shafts
  • Introduction
  • Materials and Heat Treatments
  • Design Criteria
  • Design Procedure and Guidelines
  • Structural Design of Shafts
  • Measures to Increase Shaft Strength and Rigidity
  • Locating and Fastening Elements on a Shaft
  • Machinability and Assemblability of Shafts
  • Design Cases
  • References
  • Problems
  • Rolling Contact Bearings
  • Introduction
  • Applications, Characteristics and Structures
  • Characteristic Factors of Rolling Contact Bearings
  • Internal Clearance
  • Types of Rolling Contact Bearings and Their Selection
  • Classification of Rolling Contact Bearings
  • Types of Rolling Contact Bearings
  • Bearing Type Selection
  • Designation of Rolling Contact Bearings
  • Working Condition Analysis
  • Kinematic Analysis
  • Force Analysis
  • Stress Analysis
  • Potential Failure Modes
  • Life Expectancy and Load Carrying Capacities
  • Life Prediction under Constant Loads
  • Relations Between Bearing Load and Bearing Life
  • Modification of Life Prediction
  • Rated Life at Different Reliability
  • Life Prediction under Variable Loads
  • Static Strength Analysis
  • Design of Bearing Support Systems
  • Introduction
  • Bearing Selection
  • Design Procedures and Guidelines
  • Practical Considerations in the Application of Bearings
  • Assembly and Disassembly
  • Axial Positioning
  • Axial Retaining
  • Axial Adjustment
  • Rolling Bearing Fits
  • Preloading
  • Lubrication
  • Sealing
  • Design Cases
  • References
  • Problems
  • Sliding Bearings
  • Introduction
  • Applications, Characteristics and Structures
  • Types of Sliding Bearings
  • Working Condition Analysis
  • Friction
  • Wear
  • Lubrication
  • Newton’s Law of Viscous Flow
  • Viscosity of Lubricants
  • Formation of Hydrodynamic Lubrication in a Journal Bearing
  • Formation of Hydrodynamic Lubrication in Plates
  • Formation of Hydrodynamic Lubrication in a Journal Bearing
  • Potential Failure Modes
  • Load Carrying Capacities
  • Boundary-Lubricated Bearings
  • Hydrodynamically Lubricated Bearings
  • Reynolds Equation
  • Hydrodynamic Lubrication in a Journal Bearing
  • Heat Balance Analysis
  • Design of Sliding Bearings
  • Introduction
  • Materials for Sliding Bearings
  • Property Requirements for Sliding Bearing Materials
  • Commonly Used Bearing Materials
  • Lubricants, Their Properties and Supply
  • Lubricants
  • Lubricant Properties and Their Selection
  • Lubricant Supply
  • Design Criteria
  • Design Procedures and Guidelines
  • Design of Boundary-Lubricated Bearings
  • Design of Hydrodynamically Lubricated Bearings
  • Design Cases
  • References
  • Problems
  • Couplings and Clutches
  • Introduction to Couplings
  • Applications, Characteristics and Structures
  • Shaft Misalignments
  • Types of Couplings
  • Design and Selection of Couplings
  • Coupling Type Selection
  • The Characteristics of Operation Conditions
  • Reliability and Operating Environments
  • Manufacturing, Installation, Maintenance and Cost Considerations
  • Coupling Size Selection
  • Introduction to Clutches
  • Applications, Characteristics and Structures
  • Types of Clutches
  • References
  • Problems
  • Springs
  • Introduction
  • Applications and Characteristics
  • Types of Spring and Structures
  • Helical Coil Springs
  • Belleville Springs
  • Spiral Springs
  • Leaf Springs
  • Working Condition Analysis
  • Geometry and Terminology
  • Spring Characteristic Curves
  • Storage and Dissipation of Energy
  • Potential Failure Modes
  • Loading Carrying Capacities
  • Analysis of Helical Compression Springs
  • Load-Deflection Relationship
  • Force Analysis
  • Strength Analysis
  • Rigidity Analysis
  • Buckling Analysis
  • Critical Frequency Analysis
  • Analysis of Helical Extension Springs
  • Analysis of Helical Torsion Springs
  • Load-Deflection Relationship
  • Force Analysis
  • Strength Analysis
  • Rigidity Analysis
  • Design of Springs
  • Introduction
  • Materials and Allowable Stresses
  • Design Criteria
  • Design Procedures and Guidelines
  • Design Cases

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